code: def _check_if_test_function_pickled(
      self,
      file: BinaryIO,
      desired_function: Callable,
      output_value: Any,
      *arguments,
      **key_word_args,
  ):
      fn, args, kwargs = cloudpickle.load(file)
      self.assertEqual(fn, desired_function)
      self.assertEqual(args, arguments)
      self.assertEqual(kwargs, key_word_args)
      fn_output = fn(*args, **kwargs)
      self.assertEqual(fn_output, output_value)
  
file_path: spark/python/pyspark/ml/tests/test_dl_util.py
imports: from contextlib import contextmanager
  import os
  import textwrap
  from typing import Any, BinaryIO, Callable, Iterator
  import unittest
  from parameterized import parameterized
  from pyspark import cloudpickle
  from pyspark.ml.dl_util import FunctionPickler
label_desc: Use image node_id 2 for calling the TestFunctionPickler obj's underlying member method code with example usage: obj._check_if_test_function_pickled(file, desired_function, output_value) without return types